Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8MWS callsign genealogy
Currently held by Schreuder, Mark W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K8MWS's current licensee, walking backwards.
- Schreuder, Mark WOHgranted 2019-03-27cancelled 2019-06-28
Successor callsigns
Callsigns held now by people who previously held K8MWS.
No current licensee on record previously held this callsign.